Trail Running Calendar East of England 2026-2027

A low-key Category A fell race inside the M25 held on 19 June 2026, with multiple climbs around Yardley Valley and a finish on Pole Hill overlooking the Lea Valley. Entry is via SPOND and carries a £5 fee.

A lapped ultramarathon on a 10.15 mile mostly off-road loop around Maldon, with 101.5, 50.75 and 30.45 mile options, chip timing, checkpoints and compulsory kit requirements.

A timed running challenge on 21 June 2026 at Abberton Reservoir with repeated laps of a loop just over 5 km. Entry includes a medal and proceeds benefit Essex Wildlife Trust.

A 21.2 km trail half marathon at Dunstable Downs on 21 June 2026 featuring 450 m of ascent, marked trails, two aid stations, route downloads, and a 250 runner limit.

Circular cross-country event around Baldock with 26 and 18 mile routes across grassland, fields and woodland. Checkpoints, refreshments and a finish certificate are provided, and route files are published before the event.

A single lap fully off road 10K trail through Panshanger Park on 21 June 2026, passing a 500 year old oak, the Queen’s Wood and the Mimram River. The event includes chip timing, a sustainable finisher’s medal and a Family Fun Run.

A muddy 5k at Trinity Park, Ipswich on 21 June 2026 organised by Cancer Research UK. The fairly flat showground course uses grass and paths and includes obstacles to climb, crawl and slide. Minimum fundraising target £50.

A self navigation trail of about 6 miles near Thaxted on 24 June 2026 with Race HQ at the Farmhouse Inn. Written route descriptions are issued on the day and entry includes a pub voucher.

Complete three races over three days to achieve a full marathon distance at the Colworth Estate. This multi terrain event in North Bedfordshire offers distances of 5 miles, 8.1 miles, and a half marathon.

A relaxed 5 km trail run through Wyken Vineyards and surrounding countryside, followed by wood-fired flatbreads, locally roasted coffee and music in the vineyard courtyard. Limited spaces and free overflow parking with marshalls on site.

Trail event at Hyde Hall Farm offering distances from 5k to ultra with lap formats, on-site parking, a lap aid station and bespoke finisher medals. The event is cupless so participants need a cup or bottle.

A 24 hour running challenge at Cherry Orchard Country Park where solo runners or teams of up to 12 complete laps of an 8 km countryside route. Charity and standard entry options are available and funds support work to end homelessness in Es..

A countryside trail run at 3 Brewers Brewery in Hertfordshire offering 10 km and 5 km options on mostly off road terrain. Finishers receive a medal, a pint cup and a free drink while the event supports local charity Earthworks.

Silsoe Stride on 28 June 2026 features scenic 5K and 10K races plus children’s runs at Wrest Park. The event is organised by village volunteers and community groups with profits shared among local beneficiaries.

A community 5 km off-road fun run and walk on Therfield Heath, Royston, held to raise funds for Teenage Cancer Trust. The undulating course is two laps over grass and trails and entry is limited.

A 5.3 miles off-road trail race around Ashridge Woods on 28 June 2026, organised by Aldbury Sports Club with National Trust permission. Water and finish refreshments are provided and entry fees differ for affiliated and non affiliated runne..

A guided 10 km trail run at High Lodge in Thetford Forest on 28 June 2026, led at a conversational pace with groups set by ability; entry costs £12.50 and parking is charged at £4.

A self-navigation trail event on 28 June 2026 at Chigborough Farm offering 10K and 5K routes, with entry fees that include a cafe voucher and all profits donated to Caroline Coastal FM and Farleigh Hospice.

Follow the 82 mile Essex Way trail from Epping tube station to the historic high lighthouse in Harwich. This ultra marathon features mixed terrain and 3,469 feet of elevation with full GPS tracking and five checkpoints.

A guided 10 km trail run from Taverham along parts of the Mariotts Way through fields and woodland, led at a conversational pace with ability-based groups and a qualified run leader.